"Research Engineer, Post-Training" Jobs in United States

Research Engineer, Post-Training (All Industry Levels)

Character.AI · Redwood City

About the role and team Joining us as a Research Engineer on the Post-Training team, you'll be diving into the exciting world of fine-tuning AI models, optimizing their performance, and ensuring they meet the highest st

Principal Research Engineer, Post-Training

Character.AI · Redwood City

About the Role and Team As a Principal Research Engineer on the Post-Training team, you will drive the technical vision, execution, and evolution of the systems that transform foundation models into intelligent, engaging

Research Engineer, Post-Training

Vizcom · San Francisco

San Francisco · in person · $250k-$450k + equity Applying here considers you for research roles across Vizcom. Roles are defined by the person, not the posting. ✏️ Vizcom is where design teams at Nike, GM, New Balanc

Research Engineer, Post-training & Deployment

Skild AI · San Mateo

Company Overview At Skild AI, we are building the world's first general purpose robotic intelligence that is robust and adapts to unseen scenarios without failing. We believe massive scale through data-driven machine lea

Research Engineer, Post-Training

Harvey · San Francisco

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work

Research Engineer, Post-Training Inference

Together AI · San Francisco

About the role The Model Shaping team at Together AI works on products and research focused on tailoring open foundation models to downstream applications. We build services that enable machine learning developers to cho

Research Engineer, Post-Training

Cognition · San Francisco

We are an applied AI lab building end-to-end software agents. We're the makers of Devin, the first AI software engineer. Our team is extremely talent-dense. Among our founding team, we have world-class competitive progra

Check out this job at Deloitte, Research Engineer — Post-Training & Small Language Models (SLMs), Healthcare AI

Deloitte US ·

Position Summary Three hundred fifty million Americans rely on a healthcare system whose decision-making has become slow, costly, and adversarial — care delayed by prior authorization and paperwork, claims that misfire,

About Voltai Voltai is developing world models, and agents to learn, evaluate, plan, experiment, and interact with the physical world. We are starting out with understanding and building hardware; electronics systems and

Research Scientist / Engineer - Post-training & Robot Learning

Rhoda AI · Palo Alto

At Rhoda AI, we’re building the next generation of generalist intelligent robots. We own the full robotics stack from high-performance hardware and robot systems to the infrastructure and state-of-the-art foundation worl

Research Engineer / Scientist, Post-Training

Letta · San Francisco

Solving Self-Improving Superintelligence The human brain is a sponge. Today’s AI brains are brittle and rigid. At Letta, we’re building self-improving artificial intelligence: creating agents that continually learn from

Machine Learning Systems Research Engineer, Agent Post-training - Enterprise GenAI

Scale AI · San Francisco

AI is becoming vitally important in every function of our society. At Scale, our mission is to accelerate the development of AI applications. For 9 years, Scale has been the leading AI data foundry, helping fuel the most

Research Engineers, Post-Training

Distyl AI · San Francisco

About Distyl AI Distyl is an applied AI technology company partnering with the world’s most ambitious institutions to rearchitect critical operations for the frontier of AI. Our customers include the largest companies i

AI/ML Research Engineer, LLM Post-Training & Evaluation

Innodata Inc. ·

Innodata (Nasdaq: INOD) is a global data engineering company. We believe that data and Artificial Intelligence (AI) are inextricably linked. Our mission is to enable the responsible advancement of artificial intelligence

Principal Research Engineer, Model Training & Post-Training

Inflection AI · Palo Alto

About Inflection AI Inflection AI is a Public Benefit Corporation empowering people with human-centered, emotionally intelligent AI. We’re shaping the future of AI by combining emotional intelligence (EQ) and raw intell